KHOFIFAH, Imtikhana Nur; MITARLIS, Mitarlis. Student worksheet oriented on science, technology, engineering, and mathematics (STEM) with PjBL model on acid base matter by using natural product. Jurnal Pendidikan Kimia, [S. l.], v. 13, n. 1, p. 22–37, 2021. DOI: 10.24114/jpkim.v13i1.24141. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/24141. Acesso em: 1 jul. 2025.